The popular "Blue's Clues" series introduces the whimsical joys of puppetry to its young audience and reveals a secret: Blue speaks. But how did that all begin? According to Luna, the Moon Fairy, there's a legend that can explain it all. The night before the first blue moon shone over the land, a blue puppy was born with a gold key that unlocked its gift of language. Includes two episodes: "The Legend of the Blue Puppy" and "Love Day."